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Forum: Service Manuals, Requests, Repair Tips

If you have any problems with your devices: radios, TV, audio, monitors, printers, VCR, SAT, hardware computers, GSM, cars... Ask here what manuals do you need. Also check our Database

  1. Sticky Thread Sticky: READ BEFORE YOU POST - do not post e-books, ieee papers here

    Started by pranam77, 29th August 2009 08:34
    • Replies: 0
    • Views: 19,949
    pranam77
    29th August 2009, 08:34 Go to last post

  1. Replace for BC550C and BC560C for an audio power amplifier

    Started by northumber82, 25th April 2018 17:10
    • Replies: 4
    • Views: 267
    Relayer
    Yesterday, 23:57 Go to last post

  2. Can't track down SMD component

    Started by kripacharya, Yesterday 10:38
    2 Attachment(s)
    • Replies: 5
    • Views: 118
    kripacharya
    Yesterday, 18:36 Go to last post

  3. Firmware MC5590 Request

    Started by bobby190, 21st April 2018 23:53
    • Replies: 0
    • Views: 308
    bobby190
    21st April 2018, 23:53 Go to last post

  4. Identify ICs. Are they Transistors?

    Started by SysDesUmbaman, 20th April 2018 08:59
    1 Attachment(s)
    • Replies: 3
    • Views: 289
    schmitt trigger
    21st April 2018, 04:05 Go to last post

  5. APC BACK-UPS 650ES schematic

    Started by tester272001, 31st March 2018 22:54
    2 Attachment(s)
    • Replies: 8
    • Views: 1,034
    tester272001
    20th April 2018, 03:45 Go to last post

  6. Need Help with Whirlpool Washing Machine D650 SMPS board issue

    Started by Dmanna, 19th December 2017 17:38
    2 Attachment(s)
    • Replies: 1
    • Views: 1,904
    ajeetjoy
    12th April 2018, 09:30 Go to last post

  7. Replace MOSFET AO4433 With FDS6679

    Started by brunobox99, 10th April 2018 15:44
    • Replies: 5
    • Views: 412
    ajeetjoy
    12th April 2018, 09:22 Go to last post

  8. Old CUPL for DOS needed

    Started by Ezzio, 13th March 2018 16:03
    • Replies: 1
    • Views: 587
    tester272001
    2nd April 2018, 15:45 Go to last post

  9. Name of this connector?

    Started by Pjdd, 31st March 2018 07:12
    1 Attachment(s)
    • Replies: 3
    • Views: 470
    Pjdd
    31st March 2018, 16:43 Go to last post

  10. Help needed to repair a Sony Trinitron KV-2165MT power failure

    Started by e-music, 26th January 2018 09:58
    5 Pages •
    1 2 3 ... 5
    21 Attachment(s)
    • Replies: 82
    • Views: 5,663
    Relayer
    25th March 2018, 02:37 Go to last post

  11. [SOLVED] Help me to understand concept of motor acceleration by vfd

    Started by abc_de, 15th March 2018 08:46
    2 Attachment(s)
    • Replies: 11
    • Views: 1,077
    c_mitra
    17th March 2018, 05:45 Go to last post

  12. LG TV switches on then off in a loop

    Started by RecycleN, 4th March 2018 15:15
    • Replies: 4
    • Views: 902
    RecycleN
    16th March 2018, 22:12 Go to last post

  13. [SOLVED] Identify this component

    Started by Ranbeer Singh, 13th March 2018 07:40
    2 Attachment(s)
    • Replies: 3
    • Views: 662
    FvM
    13th March 2018, 12:46 Go to last post

  14. Chinese LED replacement for monitor backlight

    Started by Pjdd, 7th March 2018 09:18
    • Replies: 0
    • Views: 847
    Pjdd
    7th March 2018, 09:18 Go to last post

  15. PIC16f72 ups card hex code required

    Started by javed, 21st February 2018 06:10
    1 Attachment(s)
    • Replies: 0
    • Views: 936
    javed
    21st February 2018, 06:10 Go to last post

  16. Toshiba TECRA M8-S8011X schematic diagram

    Started by shaparak, 17th February 2018 10:46
    • Replies: 0
    • Views: 867
    shaparak
    17th February 2018, 10:46 Go to last post

  17. Fluke 87 continually reboots

    Started by ankhseeker, 17th February 2018 01:47
    • Replies: 1
    • Views: 786
    BradtheRad
    17th February 2018, 06:34 Go to last post

  18. Weird component help

    Started by Smjesko, 15th February 2018 18:53
    6 Attachment(s)
    • Replies: 4
    • Views: 877
    Smjesko
    16th February 2018, 10:01 Go to last post

  19. [SOLVED] Problem with ORIEL Xenon Lamp power supply

    Started by frusciante89, 15th February 2018 15:04
    • Replies: 1
    • Views: 766
    frusciante89
    15th February 2018, 18:02 Go to last post

  20. GOS-3310 , NRI 2500 , or S3000A 10Mhz oscilloscope Technical question

    Started by Wandrew, 5th February 2018 02:12
    • Replies: 2
    • Views: 952
    Wandrew
    15th February 2018, 15:00 Go to last post

  21. MSI cx41 ms-1485 dead problem need help any technicians

    Started by santhumohamed, 15th February 2018 12:46
    • Replies: 0
    • Views: 779
    santhumohamed
    15th February 2018, 12:46 Go to last post

  22. Kyocera Taskalfa 1800 printer shows add toner Error display

    Started by thannara123, 30th January 2018 08:01
    • Replies: 2
    • Views: 1,810
    cyberrat
    8th February 2018, 07:54 Go to last post

  23. LED driver elements?

    Started by AlexEnin, 6th February 2018 14:46
    1 Attachment(s)
    • Replies: 1
    • Views: 1,118
    KlausST
    6th February 2018, 17:08 Go to last post

  24. Byte patching an eeprom, need some help!

    Started by Alman, 5th February 2018 02:42
    • Replies: 10
    • Views: 1,388
    Alman
    6th February 2018, 11:01 Go to last post

  25. Help repairing vector signal generator with low output

    Started by NY2KW, 2nd February 2018 18:47
    1 Attachment(s)
    • Replies: 4
    • Views: 1,148
    NY2KW
    4th February 2018, 02:09 Go to last post

  26. Whaferdale PMX700 SMPS

    Started by carlosraj7, 26th January 2018 12:19
    • Replies: 0
    • Views: 996
    carlosraj7
    26th January 2018, 12:19 Go to last post

  27. Closed: Amrel LPS-305 schematic

    Started by jgorsk, 13th September 2003 07:37
    • Replies: 10
    • Views: 9,950
    jheissjr
    24th January 2018, 06:51 Go to last post

  28. Marconi 2022A keyboard bounce, etc.

    Started by Phil_in_CA, 22nd January 2018 21:26
    • Replies: 2
    • Views: 1,224
    betwixt
    23rd January 2018, 15:26 Go to last post

  29. Need Help to find name/part no of a Male Contact pin of connector

    Started by anandprem2, 14th January 2018 13:53
    1 Attachment(s)
    • Replies: 3
    • Views: 1,615
    cyberrat
    20th January 2018, 01:01 Go to last post

  30. [SOLVED] Atten 850 b Soldering Station not working

    Started by erchiu, 21st November 2017 13:13
    4 Attachment(s)
    • Replies: 11
    • Views: 7,159
    erchiu
    11th January 2018, 22:27 Go to last post
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